<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>RTTY</title>
    <style>
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: #555;
            line-height: 1.6;
        }

        .error-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 60vh;
            text-align: center;
        }

        .error-icon {
            margin-bottom: 2rem;
            animation: fadeIn 0.8s ease-in-out;
        }

        .error-icon svg {
            width: 90px;
            height: 90px;
            fill: #f56565;
        }

        .error-content {
            max-width: 700px;
            animation: slideUp 0.8s ease-out 0.2s both;
        }

        .error-title {
            font-size: 1.8rem;
            font-weight: 600;
            color: #7a8fb0;
            margin-bottom: 1rem;
            line-height: 1.2;
        }

        .error-message {
            font-size: 1rem;
            color: #b6c1d3;
            margin-bottom: 2rem;
            line-height: 1.6;
            text-align: left;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: scale(0.8);
            }
            to {
                opacity: 1;
                transform: scale(1);
            }
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
    </style>
</head>
<body>
    <div class="error-container">
        <div class="error-icon">
            <svg viewBox="0 0 24 24">
                <path d="M1 21h22L12 2 1 21zm12-3h-2v-2h2v2zm0-4h-2v-4h2v4z"/>
            </svg>
        </div>
        <div class="error-content">
            <h2 class="error-title" id="errorTitle"></h2>
            <p class="error-message" id="errorMessage"></p>
        </div>
    </div>

	<script>
        const translations = {
            en: {
                'Device Unavailable': 'Device Unavailable',
				'Unauthorized Access': 'Unauthorized Access',
                'Device offline message': 'The device is currently offline. Please check the device status and try again.',
				'Unauthorized request message': 'You are not authorized to access this resource. Please check your session and try again.'
            },
            'zh-CN': {
                'Device Unavailable': '设备不可用',
				'Unauthorized Access': '未授权访问',
                'Device offline message': '设备当前离线，请检查设备状态后重试。',
				'Unauthorized request message': '您无权访问此资源。请检查您的会话并重试。'
            }
        };

        function t(key, lang) {
            return translations[lang][key] || translations.en[key] || key;
        }

        function updateContent() {
            const errorType = '{{.}}';
            const lang = navigator.language === 'zh-CN' ? 'zh-CN' : 'en';

            let title = '', message = '';

            switch (errorType) {
			case 'offline':
				title = t('Device Unavailable', lang);
				message = t('Device offline message', lang);
				break;
			case 'unauthorized':
				title = t('Unauthorized Access', lang);
				message = t('Unauthorized request message', lang);
				break;
            }

            document.getElementById('errorTitle').textContent = title;
            document.getElementById('errorMessage').textContent = message;

            // Update page title
            if (title) {
                document.title = title + ' - RTTY';
            } else {
                document.title = 'Error - RTTY';
            }
        }

        // Initialize page on load
        document.addEventListener('DOMContentLoaded', updateContent);
    </script>
</body>
</html>
